A Bulk case is used to deliver the Voltage Regulated IC. As you can see, the IC chip has 3 terminations. There are 3 pins in total in this voltage regulator IC. It is important to note that this device has a FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR regulator type.
SG7824AIG Features
SG7824AIG Applications
There are a lot of Microsemi SG7824AIG Linear Voltage Regulators applications.